Do you run your own business? Perhaps doing freelance work at different hourly rates for different companies? If so you need a way to track not only hours, but income made from each project.
This app allows you to setup projects with different hourly rates and track time and tasks on that project. It shows you your income increasing each second while your timer runs.
Later you and see and filter reports for a timespan and print invoices for clients.
Privacy Concern? This app does not use a server, all information remains local to your device so only you have access to your data. If you uninstall the app the data is removed (however you can make backups).